Resource (in IT and Cybersecurity)
Resource (in IT and Cybersecurity): Any digital asset that supports information processes and services, such as hardware, software, information, network capacity, and user access. Effective management of these resources is essential to ensure they are used securely and efficiently to achieve business objectives.
Remote Job Entry (RJE)
Remote Job Entry (RJE): Traditionally used in mainframe and batch processing environments, RJE allows users to submit jobs to remote systems for execution. Although less common today due to advancements in computing, the concept lives on in distributed computing and cloud services.
Resource Encapsulation (in IT)
Resource Encapsulation (in IT): The practice of isolating resources and controlling access to them through strict interfaces or APIs. This helps ensure that only authorized processes or users can interact with sensitive data or system components, enhancing security and stability.
Registered ports
Registered ports: Port numbers ranging from 1024 to 49151 that are reserved for specific well-known services in networking. Examples include HTTP on port 80, HTTPS on port 443, SMTP on port 25, DNS on port 53, and RDP on port 3389.
Registration Authority (RA)
Registration Authority (RA): A trusted entity responsible for verifying the identity of individuals or organizations and issuing digital certificates. It plays a critical role in public key infrastructure (PKI) to establish trust and secure communication. Examples include a Certificate Authority (CA) that verifies a user’s identity before issuing a digital certificate or an RA that […]
Regression testing
Regression testing: The process of testing a software application after changes have been made to ensure that the changes have not introduced new defects or broken existing functionality. It is commonly used in software development to verify the stability and reliability of a system. Examples include running a suite of automated test cases after a […]